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[FEM] Add rigid body constraint

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This commit is contained in:
Ajinkya Dahale
2022-10-29 18:57:17 +05:30
committed by Chris Hennes
parent acecc2c435
commit cefbb17c17
13 changed files with 1133 additions and 0 deletions
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src/Mod/Fem/Gui/ViewProviderFemConstraintRigidBody.cpp Normal file
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/***************************************************************************
* Copyright (c) 2022 Ajinkya Dahale <dahale.a.p@gmail.com> *
* *
* This file is part of the FreeCAD CAx development system. *
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
* This library is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Library General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this library; see the file COPYING.LIB. If not, *
* write to the Free Software Foundation, Inc., 59 Temple Place, *
* Suite 330, Boston, MA 02111-1307, USA *
* *
***************************************************************************/
#include "PreCompiled.h"
#ifndef _PreComp_
# include <QMessageBox>
# include <Inventor/SbRotation.h>
# include <Inventor/SbVec3f.h>
# include <Inventor/nodes/SoMultipleCopy.h>
# include <Inventor/nodes/SoSeparator.h>
#endif
#include <Mod/Fem/App/FemConstraintRigidBody.h>
#include "Gui/Control.h"
#include "ViewProviderFemConstraintRigidBody.h"
#include "TaskFemConstraintRigidBody.h"
using namespace FemGui;
PROPERTY_SOURCE(FemGui::ViewProviderFemConstraintRigidBody, FemGui::ViewProviderFemConstraintOnBoundary)
ViewProviderFemConstraintRigidBody::ViewProviderFemConstraintRigidBody()
{
sPixmap = "FEM_ConstraintRigidBody";
}
ViewProviderFemConstraintRigidBody::~ViewProviderFemConstraintRigidBody()
{
}
bool ViewProviderFemConstraintRigidBody::setEdit(int ModNum)
{
if (ModNum == ViewProvider::Default ) {
// When double-clicking on the item for this constraint the
// object unsets and sets its edit mode without closing
// the task panel
Gui::TaskView::TaskDialog *dlg = Gui::Control().activeDialog();
TaskDlgFemConstraintRigidBody *constrDlg = qobject_cast<TaskDlgFemConstraintRigidBody *>(dlg);
if (constrDlg && constrDlg->getConstraintView() != this)
constrDlg = nullptr; // another constraint left open its task panel
if (dlg && !constrDlg) {
// This case will occur in the ShaftWizard application
checkForWizard();
if (!wizardWidget || !wizardSubLayout) {
// No shaft wizard is running
QMessageBox msgBox;
msgBox.setText(QObject::tr("A dialog is already open in the task panel"));
msgBox.setInformativeText(QObject::tr("Do you want to close this dialog?"));
msgBox.setStandardButtons(QMessageBox::Yes | QMessageBox::No);
msgBox.setDefaultButton(QMessageBox::Yes);
int ret = msgBox.exec();
if (ret == QMessageBox::Yes)
Gui::Control().reject();
else
return false;
} else if (constraintDialog) {
// Another FemConstraint* dialog is already open inside the Shaft Wizard
// Ignore the request to open another dialog
return false;
} else {
constraintDialog = new TaskFemConstraintRigidBody(this);
return true;
}
}
// clear the selection (convenience)
Gui::Selection().clearSelection();
// start the edit dialog
if (constrDlg)
Gui::Control().showDialog(constrDlg);
else
Gui::Control().showDialog(new TaskDlgFemConstraintRigidBody(this));
return true;
} else {
return ViewProviderDocumentObject::setEdit(ModNum); // clazy:exclude=skipped-base-method
}
}
#define WIDTH (2)
#define HEIGHT (1)
//#define USE_MULTIPLE_COPY //OvG: MULTICOPY fails to update scaled display on initial drawing - so disable
void ViewProviderFemConstraintRigidBody::updateData(const App::Property* prop)
{
// Gets called whenever a property of the attached object changes
Fem::ConstraintRigidBody *pcConstraint = static_cast<Fem::ConstraintRigidBody *>(this->getObject());
float scaledwidth = WIDTH * pcConstraint->Scale.getValue(); //OvG: Calculate scaled values once only
float scaledheight = HEIGHT * pcConstraint->Scale.getValue();
#ifdef USE_MULTIPLE_COPY
//OvG: always need access to cp for scaling
SoMultipleCopy* cp = new SoMultipleCopy();
if (pShapeSep->getNumChildren() == 0) {
// Set up the nodes
cp->matrix.setNum(0);
cp->addChild((SoNode*)createRigidBody(scaledheight, scaledwidth)); //OvG: Scaling
pShapeSep->addChild(cp);
}
#endif
if (strcmp(prop->getName(),"Points") == 0) {
const std::vector<Base::Vector3d>& points = pcConstraint->Points.getValues();
const std::vector<Base::Vector3d>& normals = pcConstraint->Normals.getValues();
if (points.size() != normals.size())
return;
std::vector<Base::Vector3d>::const_iterator n = normals.begin();
#ifdef USE_MULTIPLE_COPY
cp = static_cast<SoMultipleCopy*>(pShapeSep->getChild(0));
cp->matrix.setNum(points.size());
SbMatrix* matrices = cp->matrix.startEditing();
int idx = 0;
#else
// Note: Points and Normals are always updated together
Gui::coinRemoveAllChildren(pShapeSep);
#endif
for (std::vector<Base::Vector3d>::const_iterator p = points.begin(); p != points.end();
p++) {
SbVec3f base(p->x, p->y, p->z);
SbVec3f dir(n->x, n->y, n->z);
SbRotation rot(SbVec3f(0, -1, 0), dir);
#ifdef USE_MULTIPLE_COPY
SbMatrix m;
m.setTransform(base, rot, SbVec3f(1, 1, 1));
matrices[idx] = m;
idx++;
#else
SoSeparator* sep = new SoSeparator();
createPlacement(sep, base, rot);
createFixed(sep, scaledheight, scaledwidth); //OvG: Scaling
pShapeSep->addChild(sep);
#endif
n++;
}
#ifdef USE_MULTIPLE_COPY
cp->matrix.finishEditing();
#endif
}
ViewProviderFemConstraint::updateData(prop);
}